<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>v-model的修饰符</title>
</head>
<body>
    <script src="../js/vue.js"></script>
    <div id ="app">
        <!-- 1.lazy修饰符 -->
        <!-- 用户按回车或者失去焦点时更新数据-->
        <input type="text" v-model.lazy="msg">
        <h2>{{msg}}</h2>

        <!--2.number-->
        <input type="number" v-model.number="age">
        <h2>{{ typeof age}}</h2>

        <!-- 3.trim修饰符-->
        <!-- 真实里面有空格，但是展示的时候没有，想要获取值的时候直接去除前后字符串的空格，用trim修饰给-->
        <input type="text" v-model="name">
        <h2>{{name}}</h2>
    </div>

    <script>
        let app = new Vue({
            el:"#app",
            data:{ 
                msg:'hello world',
                age:10,
                name:""
        }
    })
    </script>
</body>
</html>